Home / 1,539,617.54-2,311,520.57-866,172.74

Finding the Fourth Proportional to 1,539,617.54, 2,311,520.57 and 866,172.74

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Solution

The fourth proportional to 1,539,617.54, 2,311,520.57 and 866,172.74 is: 1,300,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,617.54 : 2,311,520.57 = 866,172.74 : x
  2. Step 2: Convert to fraction form
    1,539,617.54/2,311,520.57 = 866,172.74/x
  3. Step 3: Cross multiply
    1,539,617.54x = 2,311,520.57 × 866,172.74
  4. Step 4: Simplify right side
    1,539,617.54x = 2,002,176,105,683.26
  5. Step 5: Solve for x
    x = 2,002,176,105,683.26/1,539,617.54
  6. Step 6: Final answer
    x = 1,300,437.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.